RJ Calculator is a scientific calculator with most basic functions like trigonometric functions, logarithms and base conversion. Also, statistic calculations like standard deviation and regression.
Cost / License
- Free
- Proprietary
Platforms
- Windows

Precise Calculator is described as 'Programmable scientific calculator which has more than 150 mathematical functions and all of them return as many digits as you need. It can calculate with real numbers, complex numbers, fractions, vectors, matrices. Commands if, goto and print can be used to create scripts' and is a Calculator in the education & reference category. There are more than 100 alternatives to Precise Calculator for a variety of platforms, including Android, Windows, iPhone, iPad and Mac apps. The best Precise Calculator alternative is Wolfram Alpha, which is free. Other great apps like Precise Calculator are SpeedCrunch, Fossify Calculator, Qalculate! and OpenCalc.
RJ Calculator is a scientific calculator with most basic functions like trigonometric functions, logarithms and base conversion. Also, statistic calculations like standard deviation and regression.

GlassCalc is a free, Windows calculator designed for quick input via keyboard. It forgoes the usual array of buttons for a single textbox where you can type an equation or mathematical expression, hit Enter, and get a result.






FP Calculator is a calculator app for iPad&iPhone, which includes basic calculations, scientific calculations, and currency conversion functions.


